import java.util.Set;
import java.util.TreeMap;
import java.util.concurrent.ConcurrentMap;
+
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.codehaus.jackson.map.ObjectMapper;
-import org.opendaylight.controller.web.DaylightWebUtil;
-import org.opendaylight.controller.web.IDaylightWeb;
-import org.springframework.stereotype.Controller;
-import org.springframework.web.bind.annotation.RequestMapping;
-import org.springframework.web.bind.annotation.RequestMethod;
-import org.springframework.web.bind.annotation.RequestParam;
-import org.springframework.web.bind.annotation.ResponseBody;
import org.opendaylight.controller.forwarding.staticrouting.IForwardingStaticRouting;
import org.opendaylight.controller.forwarding.staticrouting.StaticRouteConfig;
import org.opendaylight.controller.sal.authorization.Privilege;
import org.opendaylight.controller.switchmanager.SubnetConfig;
import org.opendaylight.controller.switchmanager.Switch;
import org.opendaylight.controller.switchmanager.SwitchConfig;
+import org.opendaylight.controller.web.DaylightWebUtil;
+import org.opendaylight.controller.web.IDaylightWeb;
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestMethod;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.ResponseBody;
import com.google.gson.Gson;